Demo

Biologist II

Katalyst CRO
Worcester, MA Contractor
POSTED ON 12/31/2025
AVAILABLE BEFORE 1/29/2026
Job Description

The Quantitative, Translational ADME Sciences (QTAS) department at client is seeking a highly motivated and energetic bioanalytical scientist to join the biologics bioanalysis, characterization, and proteomics (BBCP) group. The primary responsibility of this position is to support LC-MS (liquid chromatography-mass spectrometry)-based bioanalysis and method development for biologic entities, such as monoclonal antibodies, multi-specific antibodies, antibody-drug conjugates (ADCs), and other Client modalities. The successful candidate will have experience in optimizing and implementing hybrid LC-MS-based bioanalytical methods to support non-regulated preclinical PK and TK studies. Responsibilities include routine sample preparation, method development, instrument maintenance, data analysis, report writing, and presenting data at internal and external meetings.

Responsibilities

  • Perform affinity purification and digestion of biological therapeutics (including but not limited to monoclonal and bispecific antibodies, antibody drug conjugates, antibody-siRNA conjugates, and fusion proteins) from biological matrices manually or using automation systems.
  • Operate and maintain LC/MS instruments to generate high-quality experimental data.
  • Optimize and develop LC/MS methods to meet assay specificity and sensitivity requirements.
  • Analyze data and maintain detailed, accurate and comprehensive study documentation in electronic laboratory notebooks.
  • Communicate data interpretation internally and externally.

Requirements:

  • Degree in chemistry, pharmacology, or other related fields. BS with 5 years or MS with 2 years in a pharmaceutical industry setting with a focus on mass spectrometry. Prior industry experience in drug discovery/development is highly desired.
  • Highly motivated, self-driven and results-oriented with excellent communication and presentation skills; capable of working both as a team player and individual contributor.
  • Hands-on experience with QQQ (SCIEX) is required, additional experience with qTOF (Agilent, Bruker, SCIEX) and/or Orbitrap (Thermo) mass spectrometers is a plus.
  • Hands-on experience with biologics bioanalysis is highly desired, additional experience with oligonucleotide analysis is a plus.
  • Hands-on experience with immuno-affinity purification and automation systems (e.g., TECAN, AssayMap Bravo or Hamilton) is highly desired.
  • In-depth understanding of PK, TK and PK/PD studies is preferred.

Top skills:

  • Degree in chemistry, pharmacology, or other related fields. BS with 5 years or MS with 2 years in a pharmaceutical industry setting with a focus on mass spectrometry. Prior industry experience in drug discovery/development is highly desired.
  • Hands-on experience with QQQ (SCIEX) Mass Spectrometer is required, additional experience with qTOF (Agilent, Bruker, SCIEX) and/or Orbitrap (Thermo) mass spectrometers is a plus.
  • Hands-on experience with biologics bioanalysis is highly desired, additional experience with oligonucleotide analysis is a plus.
  • Hands-on experience with immuno-affinity purification and automation systems (e.g., TECAN, AssayMap Bravo or Hamilton) is highly desired.
  • Highly motivated, self-driven and results-oriented with excellent communication and presentation skills; capable of working both as a team player and individual contributor.

Hourly Wage Estimation for Biologist II in Worcester, MA
$31.00 to $40.00
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Biologist II?

Sign up to receive alerts about other jobs on the Biologist II career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$60,357 - $79,610
Income Estimation: 
$74,048 - $101,143
Income Estimation: 
$70,620 - $94,639
Income Estimation: 
$91,114 - $126,315
Income Estimation: 
$99,598 - $128,732
Income Estimation: 
$60,357 - $79,610
Income Estimation: 
$74,048 - $101,143
Income Estimation: 
$70,620 - $94,639
Income Estimation: 
$91,114 - $126,315
Income Estimation: 
$99,598 - $128,732
Income Estimation: 
$74,048 - $101,143
Income Estimation: 
$101,850 - $147,372
Income Estimation: 
$82,394 - $101,811
Income Estimation: 
$86,266 - $138,642
Income Estimation: 
$128,588 - $163,256
Income Estimation: 
$101,850 - $147,372
Income Estimation: 
$111,881 - $143,704
Income Estimation: 
$95,921 - $146,578
Income Estimation: 
$133,838 - $172,011
Income Estimation: 
$136,751 - $179,120
Income Estimation: 
$53,386 - $67,186
Income Estimation: 
$52,659 - $76,910
Income Estimation: 
$60,357 - $79,610
Income Estimation: 
$61,862 - $86,380
Income Estimation: 
$91,114 - $126,315
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Katalyst CRO

  • Katalyst CRO Holdrege, NE
  • Job Description As directed by the Quality Engineering Leader, the Quality Engineer II is accountable for supporting new product development and/or product... more
  • 13 Days Ago

  • Katalyst CRO Portsmouth, NH
  • Job Description Equipment Validation Specialist exists to ensure all critical GMP equipment and systems are validated and maintained in compliance with use... more
  • 13 Days Ago

  • Katalyst CRO Hillsboro, OR
  • Roles & Responsibilities 10 years. Experience with CSV, upgrades, enhancements, and operational support procedures. Demonstrated ability to understand, ana... more
  • 13 Days Ago

  • Katalyst CRO Minneapolis, MN
  • Responsibilities Job Description Create new 3rd party supplier documentation including design specifications, labelling, design drawings, etc. for peritone... more
  • 13 Days Ago


Not the job you're looking for? Here are some other Biologist II jobs in the Worcester, MA area that may be a better fit.

  • Lensa Worcester, MA
  • Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs,... more
  • 18 Days Ago

  • The Fountain Group Worcester, MA
  • Details for the position are as follows: Rate: Biologist II rate is $41 an hour Biologist III rate is $49 an hour. Location: Worcester, MA -100% onsite 6-m... more
  • 26 Days Ago

AI Assistant is available now!

Feel free to start your new journey!